Listen to the full series on BBC Sounds. Hans Geiger and Ernest Marsden tested the plum pudding model. They aimed beams of positively-charged particles at very thin gold foil. These particles ...

Atoms can combine in different numbers and in different ways to make different molecules. Atoms and molecules make up all of the different substances, including solids, liquids, and gases that are all ...

Niels Bohr adapted Ernest Rutherford's nuclear model. Bohr did calculations that led him to suggest that electrons orbit the nucleus in shells. The shells are at certain distances from the nucleus.

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What happens when a quantum physicist is frustrated by the limitations of quantum mechanics when trying to study densely ...

Researchers from Pennsylvania State University have developed a new method for effectively modeling seed particles composed ...

Brownlee’s biggest piece of advice to fans now buying the Model 251 is to really wear them instead of putting them on a shelf to gather dust. We sat down with Brownlee and Atoms co-founder and ...

Policy makers must chart an energy course based on available resources, energy technologies (including those still under development) and costs. By leveraging advanced energy scenario modelling, the ...